From 41911aac46d69df6a205af59d60f23a418b0e875 Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Wed, 2 Sep 2020 11:55:17 +0200
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Subject: [PATCH] fix build without wchar
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Check for wchar.h and use HAVE_WCHAR_H instead of hardcoding
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POPT_WCHAR_HACK to fix the build with (embedded) toolchains that don't
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support wchar
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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[Retrieved from:
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https://github.com/rpm-software-management/popt/commit/41911aac46d69df6a205af59d60f23a418b0e875]
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---
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configure.ac | 2 +-
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src/popthelp.c | 5 ++---
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2 files changed, 3 insertions(+), 4 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index 009ae7b..1fce6df 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -18,7 +18,7 @@ LT_INIT
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AC_SYS_LARGEFILE
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-AC_CHECK_HEADERS([fnmatch.h glob.h langinfo.h libintl.h mcheck.h stdalign.h])
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+AC_CHECK_HEADERS([fnmatch.h glob.h langinfo.h libintl.h mcheck.h stdalign.h wchar.h])
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# For some systems we know that we have ld_version scripts.
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# Use it then as default.
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diff --git a/src/popthelp.c b/src/popthelp.c
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index 9a3f489..5cbc1f4 100644
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--- a/src/popthelp.c
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+++ b/src/popthelp.c
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@@ -15,8 +15,7 @@
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#include <sys/ioctl.h>
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#endif
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-#define POPT_WCHAR_HACK
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-#ifdef POPT_WCHAR_HACK
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+#ifdef HAVE_WCHAR_H
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#include <wchar.h> /* for mbsrtowcs */
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#endif
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#include "poptint.h"
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@@ -118,7 +117,7 @@ static size_t maxColumnWidth(FILE *fp)
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static inline size_t stringDisplayWidth(const char *s)
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{
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size_t n = strlen(s);
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-#ifdef POPT_WCHAR_HACK
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+#ifdef HAVE_WCHAR_H
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mbstate_t t;
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memset ((void *)&t, 0, sizeof (t)); /* In initial state. */
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